Sealed simulation device for rainwater erosion test of rotating blade

By designing a sealed simulation device for rainwater erosion testing of rotating blades, the problem of difficult control of the test environment and environmental pollution in the prior art is solved, and high-accuracy testing and environmentally friendly operations are achieved, which is suitable for large-scale promotion and application.

CN119901659APending Publication Date: 2025-04-29CHANGZHOU HEXIN DAXU NEW ENERGY TECH DEV CO LTD
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Patent Information

Application Number
CN202411975189.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-04-29

AI Technical Summary

Technical Problem

When testing wind power blades, the test environment is difficult to control, resulting in inaccurate test results; at the same time, the simulated rainwater may cause environmental pollution, the equipment covers a large area and is complex in operation, which is not conducive to large-scale promotion and application.

Method used

A sealed simulation device for rainwater erosion testing of rotary blades is designed, including a load-bearing chassis, adjustment pillars, load-bearing ring seats, support ring seats, closed frames and first shaft seats. Through the combination and synergy of these components, positioning support for wind power blades, rainwater simulation jetting, heating and baking and air-drying operations are achieved, and erosion conditions in the outdoor environment are simulated.

Benefits of technology

The device can effectively control the test environment and improve the accuracy of the test results; reduce environmental pollution through sealing design and recycling system; at the same time, the design is compact, the area is small, and the operation is relatively simple, making it easy to promote and apply on a large scale.

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Abstract

The invention provides a sealed simulation device for a rotating blade rainwater erosion test, and relates to the technical field of wind power blade quality simulation detection devices, the sealed simulation device comprises a bearing underframe, an adjusting pillar, a bearing ring seat, a support ring seat, a closed shielding frame and a first shaft seat; a rotating carrying groove is formed in the side face of the bearing bottom frame; the adjusting supporting columns are installed at the two ends of the bearing bottom frame. The bearing ring base is installed on the side face of the bearing bottom frame. The supporting ring base is installed at one ends of the two sets of adjusting supporting columns. The closed shielding frame is rotationally arranged on the side surfaces of the rotating side frame and the supporting connecting frame; the first shaft seat is rotationally arranged on the inner side of the rotary loading groove; rainfall simulation spraying is conducted on the wind power blade borne by the supporting carrying frame through the spraying side pipe, the parallel support controls the baking lamp pole to heat and bake the wind power blade, and the conveying fan is matched with the conveying air pipe to conduct air drying operation on the wind power blade. The problems that the test environment set by most simulation devices and testing devices is difficult to control, and simulated rainwater easily causes environmental pollution are solved.
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Description

Technical Field

[0001] The invention relates to the technical field of wind turbine blade quality simulation detection devices, and in particular to a sealed simulation device for testing the rain erosion of rotating blades. Background Art

[0002] As a clean and renewable energy source, wind power generation has been widely used around the world. However, during long-term operation, wind turbine blades will be eroded by various environmental factors, among which rainwater erosion is an important problem. Acidic substances, salts and other components in rainwater will corrode the blade material, resulting in a decrease in the structural strength of the blades, which in turn affects the operating efficiency and life of the wind turbine.

[0003] Based on the above, the test environment set up by most simulation device test devices is difficult to control and the accuracy of the test results cannot be guaranteed. At the same time, during the long test process, the simulated rainwater is easy to cause environmental pollution, and most test equipment occupies a large area and is complicated to operate, which is not conducive to large-scale promotion and application. Summary of the invention

[0004] In view of this, the present invention provides a sealed simulation device for testing the rain erosion of rotating blades, which comprises a bearing base, an adjusting support, a bearing ring seat, a supporting ring seat, a closed shielding frame and a first shaft seat, thereby solving the problems that the test environment set up by most simulation device test devices is difficult to control and the accuracy of the test results cannot be guaranteed. At the same time, during the long test process, the simulated rainwater is easy to cause environmental pollution, and most test equipment occupies a large area and is complicated to operate, which is not conducive to large-scale promotion and application.

[0005] The present invention provides a sealed simulation device for testing the rain erosion of a rotating blade, which specifically comprises: a bearing chassis, an adjustment support, a bearing ring seat, a support ring seat, a closed shielding frame and a first shaft seat;

[0006] A rotating loading groove is provided on the side of the load-bearing frame, and a rotating loading seat is rotatably arranged inside the rotating loading groove. A loading water tank is fixedly arranged at one end of the load-bearing frame, and a loading connection groove is provided at one end of the load-bearing frame; the adjusting pillar is fixedly installed on both ends of the load-bearing frame, and a rotating support groove is provided through the side of the adjusting pillar, and a driving gear shaft is rotatably arranged inside the rotating support groove, and a linkage gear groove is provided on the outside of one end of the driving gear shaft; the load-bearing ring seat is fixedly installed on the side of the load-bearing frame, and a rotating side frame is fixedly installed on the side of the load-bearing ring seat, and a first support is fixedly arranged at the bottom of the rotating side frame; the support ring seat is fixedly installed on one end of the two groups of adjusting pillars, and a supporting frame is fixedly installed on the side of the support ring seat, and a rotating support is rotatably arranged at one end of the supporting frame A drainage support is fixedly installed on the side of the support ring seat, a discharge side frame is fixedly arranged at the bottom of the drainage support, a support joint frame is fixedly installed on the side of the drainage support, and a second support is fixedly installed on the bottom of the support joint frame; the closed shielding frame is rotatably arranged on the side of the rotating side frame and the support joint frame, a flip gear ring is fixedly arranged on the outside of the closed shielding frame, an installation groove is opened on the side of the closed shielding frame, an assembly slot is opened through the side of the installation groove, and a bearing support plate is fixedly arranged on the inside of the installation groove; the first axle seat is rotatably arranged on the inside of the rotating groove, a fixed pillar is fixedly arranged on the side of the first axle seat, a second axle seat is fixedly installed on one end of the fixed pillar, a guide support groove is opened on the side of the fixed pillar, and an injection side pipe is fixedly installed on the side of the fixed pillar.

[0007] In at least some embodiments, the side of the load-bearing chassis is further provided with: an assembly side seat and a drive motor;

[0008] The assembly side seat is fixedly installed on the side of the bearing chassis; and the driving motor is fixedly installed on the assembly side seat.

[0009] In at least some embodiments, the side of the carrying water tank is further provided with: a recovery water pump, a recovery pipe, a delivery side pump and a delivery pipe;

[0010] The recovery water pump is fixedly installed on the side of the bearing water tank; the recovery pipe is fixedly installed on the side of the recovery water pump; the delivery side pump is fixedly installed on the side of the bearing water tank; the delivery pipe is fixedly installed on the side of the delivery side pump.

[0011] In at least some embodiments, the side of the adjustment pillar is also provided with: a mounting side seat and a flip motor;

[0012] The mounting side seat is fixedly arranged on the side of the adjusting support column; and the flip motor is fixedly arranged on the side of the mounting side seat.

[0013] In at least some embodiments, the side surface of the bearing ring seat is further provided with: a sealing inner frame and a rotating support ring;

[0014] The sealing inner frame is fixedly arranged between the bearing ring seat and the drainage support seat; the rotating support ring is fixedly arranged on the inner side of the sealing inner frame.

[0015] In at least some embodiments, the side surface of the support ring seat is further provided with: a conveying fan and a conveying air duct;

[0016] The conveying fan is fixedly installed on the side of the support ring seat; the conveying air duct is fixedly arranged on the inner side of the support ring seat.

[0017] In at least some embodiments, the side of the bearing support plate is further provided with: a parallel support and a baking lamp column;

[0018] The parallel support is fixedly arranged on the side of the bearing support plate; the baking lamp column is arranged on the side of the bearing support plate.

[0019] In at least some embodiments, the side surface of the first shaft seat is further provided with: a driving support frame, a connecting side tube and a driving gear ring;

[0020] The driving support frame is fixedly installed on the side of the first shaft seat, and the driving support frame is rotatably arranged on the inner side of the rotating groove; the connecting side pipe is arranged on the inner side of the driving support frame, and the connecting side pipe is connected to the injection side pipe; the driving gear ring is fixedly sleeved on the outer side of the driving support frame.

[0021] The sealed simulation device for testing the rain erosion of rotating blades provided by the present invention has the following beneficial effects:

[0022] The present invention is provided with a bearing base, an adjusting pillar, a bearing ring seat, a supporting ring seat, a closed shielding frame and a first shaft seat. The wind turbine blade to be tested can be positioned and supported by the supporting bearing frame. The flipping motor can drive the driving gear shaft to rotate through the gear chain and the linkage tooth groove, so that the driving gear shaft can drive the meshing flipping gear ring, so that the flipping gear ring supports the closed shielding frame to rotate and adjust as a whole, so that the closed shielding frame can seal and block the top opening of the sealed inner frame. The driving motor can drive the driving gear ring through the gear, so that the driving frame supports the first shaft seat to rotate as a whole. At the same time, the first shaft seat supports the fixed pillar to rotate as a whole through the second shaft seat, so that the fixed pillar can carry the injection side pipe to surround the supporting bearing frame. By rotating and adjusting the circular path, the delivery side pump cooperates with the delivery pipe to deliver simulated rainwater with a suitable acid-base ratio inside the carrying water tank, and delivers it to the two sets of injection side pipes through the connecting side pipes, so that the injection side pipes simulate the spraying of rainfall on the wind turbine blades supported by the support frame, thereby reducing the space occupied by the wind turbine blades for large-area detection simulation. At the same time, the parallel support controls the baking lamp column to heat and bake the wind turbine blades, and the delivery fan cooperates with the delivery air duct to air-dry the wind turbine blades. Through the above reciprocating operation, the wind turbine blades are subjected to erosion tests simulated in outdoor environments. At the same time, the rainwater generated by the simulated test can be extracted and collected by the recovery water pump through the discharge side frame, and delivered to the carrying water tank through the recovery pipe for secondary utilization. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0024] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0025] In the attached picture:

[0026] Figure 1 It shows a schematic structural diagram of the overall assembly and closed arrangement of the components of a sealed simulation device according to an embodiment of the present invention;

[0027] Figure 2 It shows a schematic structural diagram of the overall assembly and deployment of the components of a sealed simulation device according to an embodiment of the present invention;

[0028] Figure 3 It shows a schematic structural diagram of the main view of the assembly and disassembly arrangement of the whole components of the load-bearing chassis according to an embodiment of the present invention;

[0029] Figure 4 It shows a schematic structural diagram of the assembly and disassembly side view of the whole components of the load-bearing chassis according to an embodiment of the present invention;

[0030] Figure 5 It shows a schematic structural diagram of the assembly and disassembly arrangement of the whole parts of the adjusting support according to an embodiment of the present invention;

[0031] Figure 6 It shows a schematic structural diagram of the assembly and disassembly arrangement of the whole components of the bearing ring seat according to an embodiment of the present invention;

[0032] Figure 7 It shows a schematic structural diagram of the assembly and disassembly arrangement of the support ring seat integral components according to an embodiment of the present invention;

[0033] Figure 8 It shows a schematic structural diagram of the assembly and disassembly arrangement of the closed shielding frame integral parts according to an embodiment of the present invention;

[0034] Fig. 9 A schematic structural diagram of the assembly and disassembly arrangement of the first axle seat integral component according to an embodiment of the present invention is shown.

[0035] Reference numerals list

[0036] 1. Load-bearing chassis;

[0037] 101, rotating loading tank; 102, rotating loading seat; 103, assembly side seat; 104, driving motor; 105, carrying water tank; 106, recycling water pump; 1061, recycling pipe; 107, delivery side pump; 1071, delivery pipe; 108, loading tank;

[0038] 2. Adjust the support column;

[0039] 201, rotating support slot; 202, driving gear shaft; 203, linkage gear slot; 204, mounting side seat; 205, flip motor;

[0040] 3. Bearing ring seat;

[0041] 301, rotating side frame; 302, first support; 303, sealing inner frame; 304, rotating support ring;

[0042] 4. Support ring seat;

[0043] 401, conveying fan; 402, conveying air duct; 403, supporting frame; 404, rotating support; 405, drainage support; 406, discharge side frame; 407, supporting frame; 408, second support;

[0044] 5. Close the frame;

[0045] 501, flip the gear ring; 502, install the loading slot; 503, assemble the card slot; 504, load-bearing support plate; 505, parallel support; 506, bake the lamp post;

[0046] 6. The first shaft seat;

[0047] 601, fixed support; 602, second shaft seat; 603, guide support groove; 604, injection side pipe; 605, driving support frame; 606, connecting side pipe; 607, driving gear ring. DETAILED DESCRIPTION

[0048] Example: Please refer to Figures 1 to 9 :

[0049] The present invention proposes a sealed simulation device for testing the rain erosion of a rotating blade, comprising: a bearing chassis 1, an adjustment support 2, a bearing ring seat 3, a support ring seat 4, a closed shielding frame 5 and a first shaft seat 6;

[0050] A rotating loading groove 101 is provided on the side of the bearing chassis 1, and a rotating loading seat 102 is rotatably arranged inside the rotating loading groove 101. A carrying water tank 105 is fixedly arranged at one end of the bearing chassis 1, and a carrying connection groove 108 is provided at one end of the bearing chassis 1; the adjusting pillar 2 is fixedly installed at both ends of the bearing chassis 1, and a rotating support groove 201 is provided through the side of the adjusting pillar 2, and a driving gear shaft 202 is rotatably arranged inside the rotating support groove 201, and a linkage gear groove 203 is provided on the outer side of one end of the driving gear shaft 202; the bearing ring seat 3 is fixedly installed on the side of the bearing chassis 1, and a rotating side frame 301 is fixedly installed on the side of the bearing ring seat 3, and a first support 302 is fixedly arranged at the bottom of the rotating side frame 301; the supporting ring seat 4 is fixedly installed on one end of the two groups of adjusting pillars 2, and a supporting frame 403 is fixedly installed on the side of the supporting ring seat 4, and a rotating support 404 is rotatably arranged at one end of the supporting frame 403, and the side of the supporting ring seat 4 is fixed A drainage support 405 is installed, a discharge side frame 406 is fixedly arranged at the bottom of the drainage support 405, a support frame 407 is fixedly installed on the side of the drainage support 405, and a second support 408 is fixedly installed at the bottom of the support frame 407; the closed shielding frame 5 is rotatably arranged on the side of the rotating side frame 301 and the support frame 407, a flip gear ring 501 is fixedly arranged on the outer side of the closed shielding frame 5, a mounting groove 502 is opened on the side of the closed shielding frame 5, an assembly slot 503 is opened through the side of the mounting groove 502, and a bearing support plate 504 is fixedly arranged on the inner side of the mounting groove 502; the first shaft seat 6 is rotatably arranged on the inner side of the rotating groove 101, a fixed pillar 601 is fixedly arranged on the side of the first shaft seat 6, a second shaft seat 602 is fixedly installed on one end of the fixed pillar 601, a guide support groove 603 is opened on the side of the fixed pillar 601, and an injection side pipe 602 is fixedly installed on the side of the fixed pillar 601.

[0051] Embodiment 1: Figures 3 to 9As shown, the side of the bearing ring seat 3 is also provided with: a sealing inner frame 303 and a rotating support ring 304; the sealing inner frame 303 is fixedly arranged between the bearing ring seat 3 and the drainage support 405; the rotating support ring 304 is fixedly arranged on the inner side of the sealing inner frame 303; the side of the support ring seat 4 is also provided with: a conveying fan 401 and a conveying air duct 402; the conveying fan 401 is fixedly installed on the side of the support ring seat 4; the conveying air duct 402 is fixedly arranged on the inner side of the support ring seat 4; the side of the bearing support plate 504 is also provided with: a parallel support 505 and a baking lamp column 506; the parallel support 505 is fixedly arranged on the side of the bearing support plate 504 surface; the baking lamp post 506 is arranged on the side of the bearing support plate 504; the side of the first shaft seat 6 is also provided with: a driving support frame 605, a connecting side tube 606 and a driving gear ring 607; the driving support frame 605 is fixedly installed on the side of the first shaft seat 6, and the driving support frame 605 is rotatably arranged on the inner side of the rotating loading groove 101; the connecting side tube 606 is arranged on the inner side of the driving support frame 605, and the connecting side tube 606 is connected to the injection side tube 602; the driving gear ring 607 is fixedly sleeved on the outer side of the driving support frame 605; the baking lamp post 506 is controlled by the parallel support 505 to heat and bake the inner side of the sealed inner frame 303.

[0052] Embodiment 2: Based on Embodiment 1, Figures 2 to 8 As shown, the side of the supporting chassis 1 is also provided with: an assembly side seat 103 and a driving motor 104; the assembly side seat 103 is fixedly installed on the side of the supporting chassis 1; the driving motor 104 is fixedly installed on the assembly side seat 103; the side of the supporting water tank 105 is also provided with: a recovery water pump 106, a recovery pipe 1061, a delivery side pump 107 and a delivery pipe 1071; the recovery water pump 106 is fixedly installed on the side of the supporting water tank 105; the recovery pipe 1061 is fixedly arranged on the side of the recovery water pump 106; the delivery pipe 1071 The side pump 107 is fixedly installed on the side of the carrying water tank 105; the delivery pipe 1071 is fixedly set on the side of the delivery side pump 107; the side of the adjusting pillar 2 is also provided with: an installation side seat 204 and a flip motor 205; the installation side seat 204 is fixedly set on the side of the adjusting pillar 2; the flip motor 205 is fixedly set on the side of the installation side seat 204; by assembling the side seat 103, the driving motor 104 can be fixedly supported, so that the driving motor 104 cooperates with the gear to drive the driving gear ring 607 to rotate.

[0053] Specific usage and function of this embodiment: In the present invention, when in use, the wind turbine blades are hoisted and set on the inner side of the sealed inner frame 303 by a crane, so that the support frame 403 can position and support the wind turbine blades to be tested, and the flip motor 205 cooperates with the driving gear shaft 202 to drive the flip gear ring 501 to make the closed shielding frame 5 rotate and adjust as a whole, so that the closed shielding frame 5 can carry and seal the sealed inner frame 303, and the driving motor 104 cooperates with the gear to drive the driving gear ring 607 to rotate, so that the first shaft seat 6 as a whole supports the injection side pipe 604 to rotate and adjust the circular path around the support frame 403, so that the injection side pipe 604 simulates the rainfall injection on the wind turbine blades carried by the support frame 403, and at the same time, the parallel support 505 controls the baking lamp column 506 to heat and bake the wind turbine blades, and at the same time, the conveying fan 401 cooperates with the conveying air duct 402 to air-dry the wind turbine blades. Through the above reciprocating operation, the wind turbine blades are subjected to erosion test simulated in outdoor environment.

Claims

1. A sealed simulation device for testing the rain erosion of a rotating blade, comprising: A bearing base frame (1), an adjustment support (2), a bearing ring seat (3), a support ring seat (4), a closed shielding frame (5) and a first shaft seat (6); The side of the bearing frame (1) is provided with a rotating groove (101), the inner side of the rotating groove (101) is provided with a rotating seat (102) for rotation, one end of the bearing frame (1) is fixedly provided with a bearing water tank (105), and one end of the bearing frame (1) is provided with a bearing connection groove (108); the characteristic is that the adjusting pillar (2) is fixedly installed at both ends of the bearing frame (1), the side of the adjusting pillar (2) is provided with a rotating support groove (201), the inner side of the rotating support groove (201) is provided with a driving gear shaft (202) for rotation, and the driving gear shaft (202) is provided with a driving gear shaft (202) for rotation. A linkage tooth groove (203) is provided on the outer side of one end of the gear shaft (202); the bearing ring seat (3) is fixedly mounted on the side of the bearing base frame (1); a rotating side frame (301) is fixedly mounted on the side of the bearing ring seat (3); a first support (302) is fixedly arranged at the bottom of the rotating side frame (301); the support ring seat (4) is fixedly mounted on one end of the two groups of adjustment pillars (2); a support frame (403) is fixedly mounted on the side of the support ring seat (4); a rotating support (404) is rotatably arranged at one end of the support frame (403); the support ring seat ( 4) A drainage support (405) is fixedly installed on the side, a discharge side frame (406) is fixedly installed on the bottom of the drainage support (405), a support frame (407) is fixedly installed on the side of the drainage support (405), and a second support (408) is fixedly installed on the bottom of the support frame (407); the closed shielding frame (5) is rotatably arranged on the side of the rotating side frame (301) and the support frame (407), a flip gear ring (501) is fixedly arranged on the outside of the closed shielding frame (5), and a mounting groove (502) is opened on the side of the closed shielding frame (5) , an assembly slot (503) is provided through the side of the installation slot (502), and a bearing support plate (504) is fixedly provided on the inner side of the installation slot (502); the first shaft seat (6) is rotatably provided on the inner side of the rotating slot (101), a fixed pillar (601) is fixedly provided on the side of the first shaft seat (6), a second shaft seat (602) is fixedly provided on one end of the fixed pillar (601), a guide support slot (603) is provided on the side of the fixed pillar (601), and an injection side pipe (602) is fixedly provided on the side of the fixed pillar (601).

2. A sealed simulation device for testing the rain erosion of a rotating blade according to claim 1, characterized in that: The side of the bearing chassis (1) is also provided with: an assembly side seat (103) and a driving motor (104); The assembly side seat (103) is fixedly mounted on the side of the bearing base frame (1); and the driving motor (104) is fixedly mounted on the assembly side seat (103).

3. A sealed simulation device for testing the rain erosion of a rotating blade according to claim 1, characterized in that: The side of the carrying water tank (105) is also provided with: a recovery water pump (106), a recovery pipe (1061), a delivery side pump (107) and a delivery pipe (1071); The recovery water pump (106) is fixedly installed on the side of the carrying water tank (105); the recovery pipe (1061) is fixedly installed on the side of the recovery water pump (106); the delivery side pump (107) is fixedly installed on the side of the carrying water tank (105); and the delivery pipe (1071) is fixedly installed on the side of the delivery side pump (107).

4. A sealed simulation device for testing the rain erosion of a rotating blade according to claim 1, characterized in that: The side surface of the adjusting support (2) is also provided with: a mounting side seat (204) and a turning motor (205); The mounting side seat (204) is fixedly arranged on the side of the adjusting pillar (2); and the turning motor (205) is fixedly arranged on the side of the mounting side seat (204).

5. A sealed simulation device for testing the rain erosion of a rotating blade according to claim 1, characterized in that: The side surface of the bearing ring seat (3) is also provided with: a sealing inner frame (303) and a rotating support ring (304); The sealing inner frame (303) is fixedly arranged between the bearing ring seat (3) and the drainage support seat (405); and the rotating support ring (304) is fixedly arranged on the inner side of the sealing inner frame (303).

6. A sealed simulation device for testing the rain erosion of a rotating blade according to claim 1, characterized in that: The side surface of the support ring seat (4) is also provided with: a conveying fan (401) and a conveying air duct (402); The conveying fan (401) is fixedly mounted on the side of the support ring seat (4); and the conveying air duct (402) is fixedly arranged on the inner side of the support ring seat (4).

7. A sealed simulation device for testing the rain erosion of a rotating blade according to claim 1, characterized in that: The side surface of the bearing support plate (504) is also provided with: a parallel support (505) and a baking lamp post (506); The parallel support (505) is fixedly arranged on the side of the bearing support plate (504); and the baking lamp post (506) is arranged on the side of the bearing support plate (504).

8. The sealed simulation device for testing the rain erosion of rotating blades according to claim 1, characterized in that: The side surface of the first shaft seat (6) is also provided with: a driving support frame (605), a connecting side tube (606) and a driving gear ring (607); The driving support frame (605) is fixedly mounted on the side of the first shaft seat (6), and the driving support frame (605) is rotatably arranged on the inner side of the rotating bearing groove (101); the connecting side tube (606) is arranged on the inner side of the driving support frame (605), and the connecting side tube (606) is connected to the injection side tube (602); and the driving gear ring (607) is fixedly sleeved on the outer side of the driving support frame (605).